00663naa#a2200169#i#450# EN\\bibl\96174 20250422035731.2 2782-4586 20241130b2024####ek#y0engy0150####ca RU Conceptual model of sustainable sourcing of the enterprise Journal article Moscow Autonomous Commercial Organization for Additional Professional Education Center for the Development of Education and Science 2024 12 с. Journal article local Политика в области закупок и поставок. 658.7.011.1 Kiryushin Sergey Aleksandrovich jomeam.ru